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/*
* Copyright 2011-2012, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "bcinfo/BitcodeWrapper.h"
#include "bcinfo/Wrap/bitcode_wrapperer.h"
#include "bcinfo/Wrap/in_memory_wrapper_input.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include <cstdlib>
#include <cstring>
namespace bcinfo {
BitcodeWrapper::BitcodeWrapper(const char *bitcode, size_t bitcodeSize)
: mFileType(BC_NOT_BC), mBitcode(bitcode),
mBitcodeSize(bitcodeSize),
mHeaderVersion(0), mTargetAPI(0), mCompilerVersion(0),
mOptimizationLevel(3) {
InMemoryWrapperInput inMem(mBitcode, mBitcodeSize);
BitcodeWrapperer wrapperer(&inMem, nullptr);
if (wrapperer.IsInputBitcodeWrapper()) {
mFileType = BC_WRAPPER;
mHeaderVersion = wrapperer.getAndroidHeaderVersion();
mTargetAPI = wrapperer.getAndroidTargetAPI();
mCompilerVersion = wrapperer.getAndroidCompilerVersion();
mOptimizationLevel = wrapperer.getAndroidOptimizationLevel();
} else if (wrapperer.IsInputBitcodeFile()) {
mFileType = BC_RAW;
}
}
BitcodeWrapper::~BitcodeWrapper() {
return;
}
bool BitcodeWrapper::unwrap() {
return mFileType != BC_NOT_BC;
}
} // namespace bcinfo